Power Electronics By which one of the following we can measure the reliability of a string? Derating factor. Factor of safety. String efficient. Reliability factor. Derating factor. Factor of safety. String efficient. Reliability factor. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics After peak point, the UJT operates in the ___________ region. Cut-off None of these Negative resistance Saturation Cut-off None of these Negative resistance Saturation ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The function of snubber circuit connected across the SCR is to decrease di / dt. decrease dV / dt. increase dV / dt. suppress dV / dt. decrease di / dt. decrease dV / dt. increase dV / dt. suppress dV / dt. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Rise time is defined by the interval when anode current rises 10 % to 90 % of its final value. gate current rises from 90 % to 100 % of it final value. anode voltage drops from 90 % to 10 % of its initial value. both B and C. anode current rises 10 % to 90 % of its final value. gate current rises from 90 % to 100 % of it final value. anode voltage drops from 90 % to 10 % of its initial value. both B and C. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The UJT may be used as ___________. A sawtooth generator Am amplifier None of these A rectifier A sawtooth generator Am amplifier None of these A rectifier ANSWER DOWNLOAD EXAMIANS APP
Power Electronics What is used to protect a thyristor from high di / dt conditions? Voltage clamping device. Snubber circuit. Inductor. Fuse. Voltage clamping device. Snubber circuit. Inductor. Fuse. ANSWER DOWNLOAD EXAMIANS APP
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